<!--
function checkReservation()
{
  elements = new Array(document.getElementById('country'), 
             document.getElementById('amount'), document.getElementById('result'),
             document.getElementById('client_firstname'), document.getElementById('client_lastname'),
             document.getElementById('client_birth'), document.getElementById('client_mail'),
             document.getElementById('client_tel'), document.getElementById('client_street'),
             document.getElementById('client_address'), document.getElementById('client_zip'),
             document.getElementById('client_place'), document.getElementById('client_other'),
             document.getElementById('pen_name'), document.getElementById('pen_address'),
             document.getElementById('pen_mail'));
  regs = new Array(reg10,
    reg10,reg10,
    reg10,reg10,
    reg10,reg10,
    reg10,reg10,
    reg10,reg10,
    reg10,reg10,
    reg10,reg10,
    reg10);
  messages = new Array('5',
    '5','5',
    '5','5',
    '5','5',
    '5','5',
    '5','5',
    '5','5',
    '5','5',
    '5');
  
  if (check(elements, regs, messages))
  {
    if (document.getElementById('ch1').checked && document.getElementById('ch2').checked) return true;
    else
    { 
      alert ('Wyraź zgodę');
      return false;
    }
  }
  else return false;
}

function ReservationPrice(amount, price, result)
{
  document.getElementById(result).value=amount.value*document.getElementById(price).value;
}
-->